Skin reactions to bedbug bites aren’t always raised weal’s or obvious marks, some people will develop itchy red bumps one to nine days later, usually on the face, neck, hand or arm. Bedbug bites are often in straight lines.

The anatomy of a bed bug

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Antennae

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Clypeus

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Head

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Pronotum

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Wing pads

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Legs

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Abdomen

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Eyes

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Thorax

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Setae – Tiny sensory structures on the abdomen that look a lot like hair